Datasheet

AD734
Rev. E | Page 7 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
SIGNAL AMPLITUDE
DIFFERENTIAL GAIN (dB)
0.06
0.08
0.10
–0.06
–0.08
–0.10
0.04
–0.04
0.02
–0.02
0
–2V 0 2V
00827-022
V
S
= ±15V
R
LOAD
= 2kΩ
C
LOAD
= 20pF
Figure 4. Differential Gain at 3.58 MHz and R
LOAD
= 2 kΩ
SIGNAL AMPLITUDE
DIFFERENTIAL PHASE (Degrees)
–0.15
–0.10
–0.20
–0.25
–0.05
0.10
0.15
0.20
0.25
0
0.05
–2V 0 2V
00827-023
V
S
= ±15V
R
LOAD
= 2kΩ
C
LOAD
= 20pF
Figure 5. Differential Phase at 3.58 MHz and R
LOAD
= 2 kΩ
FREQUENCY (Hz)
GAIN FLATNESS
0.3
0.4
0.5
0.2
0.1
0
–0.4
–0.5
–0.3
–0.2
–0.1
100k 1M 10M
00827-024
V
S
= ±15V
X = 1.4V RMS
Y = 10V
R
LOAD
= 500Ω
C
LOAD
= 20pF
Figure 6. Gain Flatness, 300 kHz to 10 MHz, R
LOAD
= 500 Ω
FREQUENCY (Hz)
CMRR (dB)
100
0
80
20
40
60
1k 10k 100k 1M 10M
00827-025
X INPUT, Y = 10V
COMMON-MODE
SIGNAL = 7V RMS
Y INPUT, X = 10V
Figure 7. CMRR vs. Frequency
FREQUENCY (Hz)
PSRR (dB)
100
0
80
20
40
60
1k 10k 100k 1M 10M
00827-026
VN
VP
Figure 8. PSRR vs. Frequency
FREQUENCY (Hz)
FEEDTHROUGH (dBc)
–40
0
–60
–80
–100
1k 10k 100k 1M 10M
00827-027
INPUT SIGNAL = 7V RMS
Y INPUT, X NULLED
X INPUT, Y NULLED
Figure 9. Feedthrough vs. Frequency